<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<style>
    html,body {
        padding: 0;
        margin: 0;
    }
    .main {
        position: fixed;
        width: 340px;
        height: 1080px;
        left: 0;
        background-color: slategrey;
    }
    .monitor {
        position: absolute;
        padding: 0 10px;
        top: 200px;
        height: 800px;
        /* background-color: teal; */
        width: 100%;
        box-sizing: border-box;
    }

    .monitor-title {
        height: 30px;
        width: 100%;
        /* background-color: aqua; */
        display: flex;
        line-height: 30px;
    }
    .title-name {
        box-sizing: border-box;
        padding-left: 10px;
        flex: 3;
        border-left: 2px solid cornflowerblue;
    }
    .title-bc{
        flex: 7;
        margin-top: 4%;
        background-image: linear-gradient(to left, rgba(255,0,0,0), rgba(41, 189, 217,0.8),rgba(39, 106, 206,1));
        height: 1px;
    }
    .monitor-content {
        margin-top: 10px;
        height: 770px;
        width: 100%;
        background-color: aquamarine;
    }
    .content-device {
        width: 100%;
        height: 57px;
        background-color: cadetblue;
        margin-top: 12px;
        background: 
        linear-gradient(blue, blue) left top,
		linear-gradient(blue, blue) left top,
		linear-gradient(blue, blue) right top,
		linear-gradient(blue, blue) right top,
		linear-gradient(blue, blue) left bottom,
		linear-gradient(blue, blue) left bottom,
		linear-gradient(blue, blue) right bottom,
		linear-gradient(blue, blue) right bottom;
	background-repeat: no-repeat;
	background-size: 1px 7px, 160px 1px;
    display: grid;
    grid-template-columns: 80px 20px 100px 100px;
    }
    .device-line {
        height: 40px;
        border-left: 1px solid coral;
    }
    .device-line::before {
    content: '';
    position: absolute;
    width: 2px;
    height: 6px;
    left: 99px;
    background-color: aqua;
    }
    .device {
        place-self: center center;
    }

    .right-info-bottom {
        text-align: center;
    }
</style>
<body>
    <div class="main">
        <div class="monitor">
            <div class="monitor-title">
                    <div class="title-name">运行监测</div>
                    <div class="title-bc"></div>
            </div>
            <div class="monitor-content">
                <div class="content-device">
                    <div class="device device-name">左侧信息</div>
                    <div class="device device-line"></div>
                    <div class="device device-right">
                        <div class="right-info-top">
                                <span>62</span>
                                <span>/164</span>
                        </div>
                        <div class="right-info-bottom">
                            空调
                        </div>
                    </div>
                    <div class="device device-right">
                            <div class="right-info-top">
                                    <span>62</span>
                                    <span>/164</span>
                            </div>
                            <div class="right-info-bottom">
                                空调
                            </div>
                        </div>
                </div>
                <div class="content-device"></div>
                <div class="content-device"></div>
                <div class="content-device"></div>
                <!-- <div class="content-device"></div> -->
            </div>
        </div>
    </div>
</body>
</html>